21382011 is an odd 8-digits composite number following 21382010
and preceding 21382012 . In scientific notation, it is written as 2.1382011 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 11574576 positive integers (up to 21382011) that are relatively prime to 21382011.
21382011 has 8 divisors, whose sum is 22865920
The reverse of 21382011 is 11028312
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million three hundred eighty-two thousand eleven
Scientific notation
2.1382011 × 10^7
Engineering notation
2.1382011 × 10^6
Prime Factorization
63 × 19 × 17863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21382011
Product of the distinct prime numbers
The prime factorization of 21382011 is 63 × 19 × 17863.
Since it has a total of 3 prime factors.
7 , 8 , 2 , 53 , 887 , 36 , 4598 , 8068 , 99397 , 51106 , 529491 , 758288 , 5673438 , 4331580 , 2943372 , 25312048 , 597587034 , 637058985 , 9659053052 , 8198430578
n×2
42764022
n×3
64146033
n×4
85528044
n×5
106910055
n÷2
10691005.5
n÷3
7127337
n÷3
5345502.75
n÷5
4276402.2
n2
457190394404121
n3
9.7756500422433E+21
n4
2.090230567354E+29
n5
4.4693332983699E+36
2 √n
4624.068662985
3 √n
277.55529455714
4 √n
68.000504873016
5 √n
29.242177552294
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21382010
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21382011 can be divided by 8 positive divisors.
The sum of these divisors (counting 21382011) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001100100001101111011
3
Ternary
1111020022121100
4
Quaternary
1101210031323
5
Quinary
20433211021
6
Senary
2042142443
8
Octal
121441573
10
Decimal
21382011
12
Duodecimal
71b1a23
16
Hexadecimal
146437b
20
Vigesimal
6dcf0b
36
Base36
cqagr
md5
4356cfe1e9463b18327f6e8ca92bfe2a
sha1
f9f5bbfc04dcdb0479efb933f9a8bf7544f7c6b5
sha256
5ddd90a416196fe33130ad9c26642d750dd5cf1521870f9098ab3f1d03661f38
sha512
261716fd8ec3bfc4bb3c376ba299decc078238aed7d33394201bd29a81f541e7f65590fa2215e0067149929ac0672db9446287f993399df909b6066d8b94bab2
ripemd-160
b9460228e376784d67d440eae3e612ea768934d3
Diameter
42764022
Circumference
134347137.35315
Area
1.4363059843518E+15
Volume
4.0948147142368E+22
Surface area
5.7452239374072E+15
Circumference
134347137.35315
Perimeter
85528044
Area
457190394404121
Diagonal
30238729.947011
Surface area
2743142366424726
Volume
9.7756500422433E+21
Space diagonal
37034729.419997
Perimeter
64146033
Area
1.979692479601E+14
Altitude
18517364.709998
Surface area
1.979692479601E+14
Volume
1.1520714058961E+21
Height
10079576.649004